<?php
    /**
     * PHPExcel
     * Copyright (c) 2006 - 2015 PHPExcel
     * This library is free software; you can redistribute it and/or
     * modify it under the terms of the GNU Lesser General Public
     * License as published by the Free Software Foundation; either
     * version 2.1 of the License, or (at your option) any later version.
     * This library is distributed in the hope that it will be useful,
     * but WITHOUT ANY WARRANTY; without even the implied warranty of
     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     * Lesser General Public License for more details.
     * You should have received a copy of the GNU Lesser General Public
     * License along with this library; if not, write to the Free Software
     * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
     * @category   PHPExcel
     * @package    PHPExcel_Reader_Excel2007
     * @copyright  Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
     * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
     * @version    ##VERSION##, ##DATE##
     */

    /**
     * PHPExcel_Reader_Excel2007_Theme
     * @category   PHPExcel
     * @package    PHPExcel_Reader_Excel2007
     * @copyright  Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
     */
    class PHPExcel_Reader_Excel2007_Theme {
        /**
         * Theme Name
         * @var string
         */
        private $themeName;
        /**
         * Colour Scheme Name
         * @var string
         */
        private $colourSchemeName;
        /**
         * Colour Map indexed by position
         * @var array of string
         */
        private $colourMapValues;
        /**
         * Colour Map
         * @var array of string
         */
        private $colourMap;

        /**
         * Create a new PHPExcel_Theme
         */
        public function __construct($themeName, $colourSchemeName, $colourMap) {
            // Initialise values
            $this->themeName        = $themeName;
            $this->colourSchemeName = $colourSchemeName;
            $this->colourMap        = $colourMap;
        }

        /**
         * Get Theme Name
         * @return string
         */
        public function getThemeName() {
            return $this->themeName;
        }

        /**
         * Get colour Scheme Name
         * @return string
         */
        public function getColourSchemeName() {
            return $this->colourSchemeName;
        }

        /**
         * Get colour Map Value by Position
         * @return string
         */
        public function getColourByIndex($index = 0) {
            if (isset($this->colourMap[$index])) {
                return $this->colourMap[$index];
            }
            return null;
        }

        /**
         * Implement PHP __clone to create a deep clone, not just a shallow copy.
         */
        public function __clone() {
            $vars = get_object_vars($this);
            foreach ($vars as $key => $value) {
                if ((is_object($value)) && ($key != '_parent')) {
                    $this->$key = clone $value;
                } else {
                    $this->$key = $value;
                }
            }
        }
    }
